declinalWiktionary 原文英/dɪˈklaɪnəɫ/美构词拆解declindecline词干al-al后缀-alOf or pertaining to. Adjectival suffix appended to various words, often nouns, to produce an adjective form. Often added to words of Latin origin, but used with other words also. · Forming nouns, especially of verbal action.词源链原始词根原始印欧语Proto-Indo-European约前 4500–前 2500 年*ḱley-英语Englishdeclinal词源说明From decline + -al.释义形容词adjective1Having a decline or slope.名词noun1rareThe act of declining or refusing.